Fix Windows Security High Memory Usage (MsMpEng.exe)
You open Task Manager and see Windows Security (the process is MsMpEng.exe) using 500 MB or more ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Task Scheduler File Locked Error
When a Task Scheduler task fails with a 'file locked' error, it usually means another process is ...
How to Fix Microsoft Teams Service Unavailable Error Code
When you try to sign in to Microsoft Teams or use its features, you might see a 'Service Unavaila...
Fix Windows Search Offline Installer Error 0x80072ee7
When you try to install Windows Search using an offline installer, you might see error 0x80072ee7...
How to Fix Chrome SSL Protocol Error: Invalid Server Certificate
You try to visit a website in Chrome and see an error: "SSL protocol error" with "invalid server ...
How to Enable Windows Defender Service Manually
If Windows Defender won't start or you see warnings that it's turned off, the underlying service ...
Topic paths
Quick titles
Fix Microsoft Store Error 0x80073cf0 QuicklyTroubleshooting Windows Security Dependency Conflict Permission DeniedWindows 10 Offline Activation Installer Not Running FixHow to Fix Windows Search Connection Refused ErrorWindows Update 0x80070003 Troubleshooting GuideHow to Fix Error 0x80070005 During Remote Backup RestoreFix Command Prompt Update Permission Denied ErrorFix Chrome Crashes When Opening PDF Files